code: def test_fcntl_64_bit(self):
      # Issue #1309352: fcntl shouldn't fail when the third arg fits in a
      # C 'long' but not in a C 'int'.
      try:
          cmd = fcntl.F_NOTIFY
          # This flag is larger than 2**31 in 64-bit builds
          flags = fcntl.DN_MULTISHOT
      except AttributeError:
          self.skipTest("F_NOTIFY or DN_MULTISHOT unavailable")
      fd = os.open(
          os.path.dirname(os.path.abspath(TESTFN)), os.O_RDONLY
      )
      try:
          fcntl.fcntl(fd, cmd, flags)
      finally:
          os.close(fd)
  
imports: import multiprocessing
  import platform
  import os
  import struct
  import sys
  import unittest
  from test.support import verbose, cpython_only, get_pagesize
  from test.support.import_helper import import_module
  from test.support.os_helper import TESTFN, unlink
label_desc: Use image node_id 8 for calling the TestFcntl obj's underlying member method code with example usage: obj.test_fcntl_64_bit() without return types